PORTABLE DEVICE AND WIRELESS POWER CHARGING SYSTEM FOR PORTABLE DEVICE
First Claim
1. A portable device, comprising:
- a power receiving unit configured to receive a first energy or a second energy from a wireless power transmitter, the first energy being used to perform a communication function and a control function, the second energy being used to charge a battery, and the wireless power transmitter being configured to wirelessly transmit a power;
a voltage generator configured to generate a wake-up voltage from the first energy, or to generate a voltage for charging the battery from the second energy;
a controller configured to perform the communication function and the control function, the controller being activated by the wake-up voltage; and
a communication unit configured to perform a communication with the wireless power transmitter based on a control of the controller.
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Accused Products
Abstract
A portable device is provided. The portable device includes a power receiving unit configured to receive a first energy or a second energy from a wireless power transmitter, the first energy being used to perform a communication function and a control function, the second energy being used to charge a battery, and the wireless power transmitter being configured to wirelessly transmit a power, a voltage generator configured to generate a wake-up voltage from the first energy, or to generate a voltage for charging the battery from the second energy, a controller configured to perform the communication function and the control function, the controller being activated by the wake-up voltage, and a communication unit configured to perform a communication with the wireless power transmitter based on a control of the controller.
271 Citations
17 Claims
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1. A portable device, comprising:
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a power receiving unit configured to receive a first energy or a second energy from a wireless power transmitter, the first energy being used to perform a communication function and a control function, the second energy being used to charge a battery, and the wireless power transmitter being configured to wirelessly transmit a power; a voltage generator configured to generate a wake-up voltage from the first energy, or to generate a voltage for charging the battery from the second energy; a controller configured to perform the communication function and the control function, the controller being activated by the wake-up voltage; and a communication unit configured to perform a communication with the wireless power transmitter based on a control of the controller. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 17)
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11. A wireless power charging method of a portable device, the wireless power charging method comprising:
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receiving a first energy from a wireless power transmitter, the first energy being used to perform a communication function and a control function, and the wireless power transmitter being configured to wirelessly transmit a power; activating a communication module based on the first energy; and transmitting a response signal in response to the communication module being activated, wherein the response signal comprises an identifier (ID) of the portable device. - View Dependent Claims (12, 13, 14, 16)
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15. A portable device, comprising:
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a power receiving unit configured to receive a first energy or a second energy from a wireless power transmitter, the first energy being used to perform a communication function and a control function, the second energy being used to charge a battery, and the wireless power transmitter being configured to wirelessly transmit a power; a voltage generator configured to generate a voltage for charging the battery from the second energy; a controller configured to perform the communication function and the control function, the controller being activated by the first energy; and a communication unit configured to perform a communication with the wireless power transmitter based on a control of the controller.
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Specification